Home / 8,498.82-12,733.85-5,205.04

Finding the Fourth Proportional to 8,498.82, 12,733.85 and 5,205.04

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Solution

The fourth proportional to 8,498.82, 12,733.85 and 5,205.04 is: 7,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498.82 : 12,733.85 = 5,205.04 : x
  2. Step 2: Convert to fraction form
    8,498.82/12,733.85 = 5,205.04/x
  3. Step 3: Cross multiply
    8,498.82x = 12,733.85 × 5,205.04
  4. Step 4: Simplify right side
    8,498.82x = 66,280,198.60
  5. Step 5: Solve for x
    x = 66,280,198.60/8,498.82
  6. Step 6: Final answer
    x = 7,798.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.